641604123

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{30169}}^1$

素因数の和:30331

約数の個数: 24

約数和(自身を含む): 988369200

約数和(自身を除く): 346765077

約数列:

[1, 3, 9, 17, 51, 139, 153, 417, 1251, 2363, 7089, 21267, 30169, 90507, 271521, 512873, 1538619, 4193491, 4615857, 12580473, 37741419, 71289347, 213868041, 641604123]

約数ペア:

[(1, 641604123), (3, 213868041), (9, 71289347), (17, 37741419), (51, 12580473), (139, 4615857), (153, 4193491), (417, 1538619), (1251, 512873), (2363, 271521), (7089, 90507), (21267, 30169)]